4,4-Dimethyl-5-oxohexanoic acid CAS 28354-99-6
| CAS No. | 28354-99-6 |
| Molecular Formula | C8H14O3 |
| Molecular Weight | 158.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,4-Dimethyl-5-oxohexanoic acid (CAS 28354-99-6), a certified reference material (molecular formula C8H14O3, MW 158.19 g/mol) for analytical method development and quality control.
Structurally, 4,4-Dimethyl-5-oxohexanoic acid (C8H14O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 158.19 g/mol, it falls into the medium-molecular-weight range.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 4,4-Dimethyl-5-oxohexanoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C8H14O3 |
| Molecular Weight | 158.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1965 |
Related Dimethyl Standards
- 5,5-Dimethyl-2-oxohexanoic acid (CAS 107872-85-5)
- Ethyl 2,2-dimethyl-4-oxobutanoate (CAS 139732-52-8)
- (R)-1-(2,2-Dimethyl-1,3-dioxolan-4-yl)propan-1-one (CAS 74334-84-2)
- 2,2-Dimethyl-5-oxohexanoic acid (CAS 73336-14-8)
- 2,2-Dimethyl-5-vinyl-1,3-dioxan-5-ol (CAS 933791-84-5)
- 2,4-Dimethyl-5-oxohexanoic acid (CAS 2323-28-6)
- 3,3-dimethyl-2-oxobutyl acetate (CAS 38559-25-0)
- 3,3-dimethyl-5-oxohexanoic acid (CAS 20624-63-9)
Recommended Standards
- 4,4-dimethoxycyclohexan-1-one (CAS 56180-50-8)
- 4-Fluoro-2-(methylthio)phenol (CAS 90033-52-6)
- 4,4-Diethyl-3-hydroxydihydrofuran-2(3H)-one (CAS 222609-29-2)
- 4-Fluoro-2-methoxybenzenethiol (CAS 398456-80-9)
- Di-tert-butyl propane-1,1-diyldicarbamate (CAS 1496636-53-3)
- 5-(2-Chlorophenyl)pyrimidin-2-ol (CAS 75175-35-8)
- N-Nitrosobis(2-hydroxyethyl)-d8-amine (CAS CATO-CCHM702126)
- 2-(2-Nitro-6-(trifluoromethyl)phenyl)acetic acid (CAS 1214331-77-7)
- 1-(3-Chloro-4-methylphenyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1042604-53-4)
- 4-(4-Hydroxyphenyl)-4-oxobutanoic Acid (CAS 56872-39-0)
- 2-(4-Fluorophenyl)-5-(piperidin-4-yl)-1,3,4-oxadiazole hydrobromide (CAS 401568-20-5)
- n-(2-Cyanoethyl)-N-methyl-2-(3-(trifluoromethyl)-1h-pyrazol-1-yl)acetamide (CAS 1271698-50-0)
- 2-(chloromethyl)-5-ethyl-1,3,4-thiadiazole (CAS 1461708-51-9)
- Semaglutide impurity 248 (CAS CATO-C4X-2226248)
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